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Areas using rectangular grids

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Free printable areas using rectangular grids worksheets for 3rd grade. Students count unit squares inside shapes drawn on a grid to determine area, building a concrete understanding of area as the number of square units needed to cover a surface. These sheets directly connect to multiplication and are a cornerstone of 3rd grade geometry. Part of our geometry worksheets collection.

What You'll Learn

  • Count square units inside shapes to find area
  • Compare areas of different shapes on a rectangular grid
  • Apply the concept that area measures interior space

FAQ

How do students find area using a rectangular grid?

Students count all the unit squares inside a shape — often using rows and columns to apply multiplication rather than counting one by one — to find the total area in square units.

How does area work on grids connect to multiplication in 3rd grade?

Rectangular grids make it natural to see that area equals rows times columns, directly linking the geometry standard to the multiplication and arrays work students do in the same year.

What is the difference between area and perimeter that students must learn to distinguish?

Area counts the square units inside a shape, while perimeter counts the unit lengths around the outside — students commonly confuse these, so side-by-side practice helps clarify the distinction.

Grade
3rd Grade
Ages
Ages 8-9
Subject
Math
Format
Printable PDF

Ratings & Reviews

3

Jamie T.

1st Grade Teacher · Verified download

Apr 2026

Thanks for creating this! I'll be using it the moment it's available.

Helpful · 4

David L.

2nd Grade Teacher · Verified download

May 2026

Looking forward to this! All the other ClassWeekly worksheets are excellent so I know this will be too.

Helpful · 8

Rachel H.

Homeschool parent · Verified download

Apr 2026

We've been waiting for this topic. Signed up just to get notified when it's ready.

Helpful · 6

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